| Year | Value | | 2023 | 2,292,968 | | 2022 | 2,324,001 | | 2021 | 2,289,366 | | 2020 | 2,113,070 | | 2019 | 2,128,784 | | 2018 | 2,130,473 | | 2017 | 2,122,086 | | 2016 | 2,114,628 | | 2015 | 2,092,729 | | 2014 | 2,059,779 | | 2013 | 2,007,038 | | 2012 | 2,005,472 | | 2011 | 1,975,274 | | 2010 | 1,975,044 | | 2009 | 1,938,258 | | 2008 | 1,938,324 | | 2007 | 1,948,545 | | 2006 | 1,963,539 | | 2005 | 1,948,697 | | 2004 | 1,905,667 | | 2003 | 1,911,387 | | 2002 | 1,866,070 | | 2001 | 1,853,535 | | 2000 | 1,870,149 | | 1999 | 1,854,205 | | 1998 | 1,809,406 | | 1997 | 1,743,453 | | 1996 | 1,779,953 | | 1995 | 1,807,224 | | 1994 | 1,889,720 | | 1993 | 1,966,118 | | 1992 | 2,043,418 | | 1991 | 2,036,721 |
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